2 * Copyright © 2012-2019 Collabora, Ltd.
4 * Permission is hereby granted, free of charge, to any person obtaining
5 * a copy of this software and associated documentation files (the
6 * "Software"), to deal in the Software without restriction, including
7 * without limitation the rights to use, copy, modify, merge, publish,
8 * distribute, sublicense, and/or sell copies of the Software, and to
9 * permit persons to whom the Software is furnished to do so, subject to
10 * the following conditions:
12 * The above copyright notice and this permission notice (including the
13 * next paragraph) shall be included in all copies or substantial
14 * portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
19 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
20 * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
21 * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
22 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
26 #include "ivi-compositor.h"
38 #include <linux/input.h>
40 #include <libweston/backend-drm.h>
41 #include <libweston/backend-wayland.h>
42 #ifdef HAVE_BACKEND_X11
43 #include <libweston/backend-x11.h>
45 #include <libweston/libweston.h>
46 #include <libweston/windowed-output-api.h>
47 #include <libweston/config-parser.h>
48 #include <libweston/weston-log.h>
49 #include <weston/weston.h>
51 #include "shared/os-compatibility.h"
52 #include "shared/helpers.h"
54 #include "agl-shell-server-protocol.h"
60 static int cached_tm_mday = -1;
61 static struct weston_log_scope *log_scope;
63 struct ivi_compositor *
64 to_ivi_compositor(struct weston_compositor *ec)
66 return weston_compositor_get_user_data(ec);
70 handle_output_destroy(struct wl_listener *listener, void *data)
72 struct ivi_output *output;
74 output = wl_container_of(listener, output, output_destroy);
75 assert(output->output == data);
77 output->output = NULL;
78 wl_list_remove(&output->output_destroy.link);
82 to_ivi_output(struct weston_output *o)
84 struct wl_listener *listener;
85 struct ivi_output *output;
87 listener = weston_output_get_destroy_listener(o, handle_output_destroy);
88 output = wl_container_of(listener, output, output_destroy);
94 ivi_output_configure_app_id(struct ivi_output *ivi_output)
96 if (ivi_output->config) {
97 if (ivi_output->app_id != NULL)
100 weston_config_section_get_string(ivi_output->config,
105 if (ivi_output->app_id == NULL)
108 weston_log("Will place app_id %s on output %s\n",
109 ivi_output->app_id, ivi_output->name);
113 static struct ivi_output *
114 ivi_ensure_output(struct ivi_compositor *ivi, char *name,
115 struct weston_config_section *config)
117 struct ivi_output *output = NULL;
118 wl_list_for_each(output, &ivi->outputs, link) {
119 if (strcmp(output->name, name) == 0) {
125 output = zalloc(sizeof *output);
133 output->config = config;
135 output->output = weston_compositor_create_output(ivi->compositor, name);
136 if (!output->output) {
142 output->output_destroy.notify = handle_output_destroy;
143 weston_output_add_destroy_listener(output->output,
144 &output->output_destroy);
146 wl_list_insert(&ivi->outputs, &output->link);
147 ivi_output_configure_app_id(output);
152 count_heads(struct weston_output *output)
154 struct weston_head *iter = NULL;
157 while ((iter = weston_output_iterate_heads(output, iter)))
164 handle_head_destroy(struct wl_listener *listener, void *data)
166 struct weston_head *head = data;
167 struct weston_output *output;
169 wl_list_remove(&listener->link);
172 output = weston_head_get_output(head);
174 /* On shutdown path, the output might be already gone. */
178 /* We're the last head */
179 if (count_heads(output) <= 1)
180 weston_output_destroy(output);
184 add_head_destroyed_listener(struct weston_head *head)
186 /* We already have a destroy listener */
187 if (weston_head_get_destroy_listener(head, handle_head_destroy))
190 struct wl_listener *listener = zalloc(sizeof *listener);
194 listener->notify = handle_head_destroy;
195 weston_head_add_destroy_listener(head, listener);
199 drm_configure_output(struct ivi_output *output)
201 struct ivi_compositor *ivi = output->ivi;
202 struct weston_config_section *section = output->config;
203 enum weston_drm_backend_output_mode mode =
204 WESTON_DRM_BACKEND_OUTPUT_PREFERRED;
205 char *modeline = NULL;
206 char *gbm_format = NULL;
211 weston_config_section_get_string(section, "mode", &m, "preferred");
213 /* This should have been handled earlier */
214 assert(strcmp(m, "off") != 0);
216 if (ivi->cmdline.use_current_mode || strcmp(m, "current") == 0) {
217 mode = WESTON_DRM_BACKEND_OUTPUT_CURRENT;
218 } else if (strcmp(m, "preferred") != 0) {
224 weston_config_section_get_string(section, "gbm-format",
227 weston_config_section_get_string(section, "seat", &seat, "");
230 if (ivi->drm_api->set_mode(output->output, mode, modeline) < 0) {
231 weston_log("Cannot configure output using weston_drm_output_api.\n");
237 ivi->drm_api->set_gbm_format(output->output, gbm_format);
240 ivi->drm_api->set_seat(output->output, seat);
246 #define WINDOWED_DEFAULT_WIDTH 1024
247 #define WINDOWED_DEFAULT_HEIGHT 768
250 windowed_configure_output(struct ivi_output *output)
252 struct ivi_compositor *ivi = output->ivi;
253 struct weston_config_section *section = output->config;
254 int width = WINDOWED_DEFAULT_WIDTH;
255 int height = WINDOWED_DEFAULT_HEIGHT;
260 weston_config_section_get_string(section, "mode", &mode, NULL);
261 if (!mode || sscanf(mode, "%dx%d", &width, &height) != 2) {
262 weston_log("Invalid mode for output %s. Using defaults.\n",
264 width = WINDOWED_DEFAULT_WIDTH;
265 height = WINDOWED_DEFAULT_HEIGHT;
270 if (ivi->cmdline.width)
271 width = ivi->cmdline.width;
272 if (ivi->cmdline.height)
273 height = ivi->cmdline.height;
274 if (ivi->cmdline.scale)
275 weston_output_set_scale(output->output, ivi->cmdline.scale);
277 if (ivi->window_api->output_set_size(output->output, width, height) < 0) {
278 weston_log("Cannot configure output '%s' using weston_windowed_output_api.\n",
287 parse_transform(const char *transform, uint32_t *out)
289 static const struct { const char *name; uint32_t token; } transforms[] = {
290 { "normal", WL_OUTPUT_TRANSFORM_NORMAL },
291 { "90", WL_OUTPUT_TRANSFORM_90 },
292 { "180", WL_OUTPUT_TRANSFORM_180 },
293 { "270", WL_OUTPUT_TRANSFORM_270 },
294 { "flipped", WL_OUTPUT_TRANSFORM_FLIPPED },
295 { "flipped-90", WL_OUTPUT_TRANSFORM_FLIPPED_90 },
296 { "flipped-180", WL_OUTPUT_TRANSFORM_FLIPPED_180 },
297 { "flipped-270", WL_OUTPUT_TRANSFORM_FLIPPED_270 },
300 for (size_t i = 0; i < ARRAY_LENGTH(transforms); i++)
301 if (strcmp(transforms[i].name, transform) == 0) {
302 *out = transforms[i].token;
306 *out = WL_OUTPUT_TRANSFORM_NORMAL;
311 configure_output(struct ivi_output *output)
313 struct ivi_compositor *ivi = output->ivi;
314 struct weston_config_section *section = output->config;
316 uint32_t transform = WL_OUTPUT_TRANSFORM_NORMAL;
319 * This can happen with the wayland backend with 'sprawl'. The config
320 * is hard-coded, so we don't need to do anything.
322 if (!ivi->drm_api && !ivi->window_api)
328 weston_config_section_get_int(section, "scale", &scale, 1);
329 weston_config_section_get_string(section, "transform", &t, "normal");
330 if (parse_transform(t, &transform) < 0)
331 weston_log("Invalid transform \"%s\" for output %s\n",
336 weston_output_set_scale(output->output, scale);
337 weston_output_set_transform(output->output, transform);
340 return drm_configure_output(output);
342 return windowed_configure_output(output);
346 * Reorgainizes the output's add array into two sections.
347 * add[0..ret-1] are the heads that failed to get attached.
348 * add[ret..add_len] are the heads that were successfully attached.
350 * The order between elements in each section is stable.
353 try_attach_heads(struct ivi_output *output)
357 for (size_t i = 0; i < output->add_len; ++i) {
358 if (weston_output_attach_head(output->output, output->add[i]) < 0) {
359 struct weston_head *tmp = output->add[i];
360 memmove(&output->add[fail_len + 1], output->add[fail_len],
361 sizeof output->add[0] * (i - fail_len));
362 output->add[fail_len++] = tmp;
370 * Like try_attach_heads, this reorganizes the output's add array into a failed
371 * and successful section.
372 * i is the number of heads that already failed the previous step.
375 try_enable_output(struct ivi_output *output, size_t i)
377 for (; i < output->add_len; ++i) {
378 struct weston_head *head;
380 if (weston_output_enable(output->output) == 0)
383 head = output->add[output->add_len - 1];
384 memmove(&output->add[i + 1], &output->add[i],
385 sizeof output->add[0] * (output->add_len - i));
386 output->add[i] = head;
388 weston_head_detach(head);
395 try_attach_enable_heads(struct ivi_output *output)
398 assert(!output->output->enabled);
400 fail_len = try_attach_heads(output);
402 if (configure_output(output) < 0)
405 fail_len = try_enable_output(output, fail_len);
407 /* All heads failed to be attached */
408 if (fail_len == output->add_len)
411 /* For each successful head attached */
412 for (size_t i = fail_len; i < output->add_len; ++i)
413 add_head_destroyed_listener(output->add[i]);
415 output->add_len = fail_len;
420 process_output(struct ivi_output *output)
422 if (output->output->enabled) {
423 output->add_len = try_attach_heads(output);
424 return output->add_len == 0 ? 0 : -1;
427 return try_attach_enable_heads(output);
431 head_disable(struct ivi_compositor *ivi, struct weston_head *head)
433 struct weston_output *output;
434 struct ivi_output *ivi_output;
435 struct wl_listener *listener;
437 output = weston_head_get_output(head);
440 listener = weston_output_get_destroy_listener(output,
441 handle_output_destroy);
444 ivi_output = wl_container_of(listener, ivi_output, output_destroy);
445 assert(ivi_output->output == output);
447 weston_head_detach(head);
448 if (count_heads(ivi_output->output) == 0) {
449 weston_output_disable(ivi_output->output);
453 static struct weston_config_section *
454 find_controlling_output_config(struct weston_config *config,
457 struct weston_config_section *section;
461 same_as = strdup(name);
463 section = weston_config_get_section(config, "output",
465 if (!section && depth > 0)
466 weston_log("Configuration error: output section reffered"
467 "to by same-as=%s not found.\n", same_as);
474 weston_log("Configuration error: same-as nested too "
475 "deep for output '%s'.\n", name);
479 weston_config_section_get_string(section, "same-as",
487 head_prepare_enable(struct ivi_compositor *ivi, struct weston_head *head)
489 const char *name = weston_head_get_name(head);
490 struct weston_config_section *section;
491 struct ivi_output *output;
492 char *output_name = NULL;
494 section = find_controlling_output_config(ivi->config, name);
498 weston_config_section_get_string(section, "mode", &mode, NULL);
499 if (mode && strcmp(mode, "off") == 0) {
505 weston_config_section_get_string(section, "name",
508 output_name = strdup(name);
514 output = ivi_ensure_output(ivi, output_name, section);
518 if (output->add_len >= ARRAY_LENGTH(output->add))
521 output->add[output->add_len++] = head;
525 heads_changed(struct wl_listener *listener, void *arg)
527 struct weston_compositor *compositor = arg;
528 struct weston_head *head = NULL;
529 struct ivi_compositor *ivi = to_ivi_compositor(compositor);
530 struct ivi_output *output;
532 while ((head = weston_compositor_iterate_heads(ivi->compositor, head))) {
533 bool connected = weston_head_is_connected(head);
534 bool enabled = weston_head_is_enabled(head);
535 bool changed = weston_head_is_device_changed(head);
536 bool non_desktop = weston_head_is_non_desktop(head);
538 if (connected && !enabled && !non_desktop)
539 head_prepare_enable(ivi, head);
540 else if (!connected && enabled)
541 head_disable(ivi, head);
542 else if (enabled && changed)
543 weston_log("Detected a monitor change on head '%s', "
544 "not bothering to do anything about it.\n",
545 weston_head_get_name(head));
547 weston_head_reset_device_changed(head);
550 wl_list_for_each(output, &ivi->outputs, link) {
551 if (output->add_len == 0)
554 if (process_output(output) < 0) {
556 ivi->init_failed = true;
563 drm_backend_remoted_output_configure(struct weston_output *output,
564 struct weston_config_section *section,
566 const struct weston_remoting_api *api)
568 char *gbm_format = NULL;
571 char *pipeline = NULL;
574 uint32_t transform = WL_OUTPUT_TRANSFORM_NORMAL;
577 ret = api->set_mode(output, modeline);
579 weston_log("Cannot configure an output \"%s\" using "
580 "weston_remoting_api. Invalid mode\n",
585 weston_config_section_get_int(section, "scale", &scale, 1);
586 weston_output_set_scale(output, scale);
588 weston_config_section_get_string(section, "transform", &trans, "normal");
589 if (parse_transform(trans, &transform) < 0) {
590 weston_log("Invalid transform \"%s\" for output %s\n",
591 trans, output->name);
593 weston_output_set_transform(output, transform);
595 weston_config_section_get_string(section, "gbm-format",
597 api->set_gbm_format(output, gbm_format);
600 weston_config_section_get_string(section, "seat", &seat, "");
602 api->set_seat(output, seat);
605 weston_config_section_get_string(section, "gst-pipeline", &pipeline,
608 api->set_gst_pipeline(output, pipeline);
613 weston_config_section_get_string(section, "host", &host, NULL);
614 weston_config_section_get_int(section, "port", &port, 0);
615 if (!host || port <= 0 || 65533 < port) {
616 weston_log("Cannot configure an output \"%s\". "
617 "Need to specify gst-pipeline or "
618 "host and port (1-65533).\n", output->name);
620 api->set_host(output, host);
622 api->set_port(output, port);
629 remote_output_init(struct ivi_output *ivi_output,
630 struct weston_compositor *compositor,
631 struct weston_config_section *section,
632 const struct weston_remoting_api *api)
634 char *output_name, *modeline = NULL;
637 weston_config_section_get_string(section, "name", &output_name, NULL);
641 weston_config_section_get_string(section, "mode", &modeline, "off");
642 if (strcmp(modeline, "off") == 0)
645 ivi_output->output = api->create_output(compositor, output_name);
646 if (!ivi_output->output) {
647 weston_log("Cannot create remoted output \"%s\".\n",
652 ret = drm_backend_remoted_output_configure(ivi_output->output, section,
655 weston_log("Cannot configure remoted output \"%s\".\n",
660 if (weston_output_enable(ivi_output->output) < 0) {
661 weston_log("Enabling remoted output \"%s\" failed.\n",
668 weston_log("remoted output '%s' enabled\n", ivi_output->output->name);
675 if (ivi_output->output)
676 weston_output_destroy(ivi_output->output);
682 ivi_enable_remote_outputs(struct ivi_compositor *ivi)
684 struct weston_config_section *remote_section = NULL;
685 const char *section_name;
686 struct weston_config *config = ivi->config;
688 while (weston_config_next_section(config, &remote_section, §ion_name)) {
689 if (strcmp(section_name, "remote-output"))
692 struct ivi_output *ivi_output = NULL;
693 bool output_found = false;
696 weston_config_section_get_string(remote_section,
697 "name", &_name, NULL);
698 wl_list_for_each(ivi_output, &ivi->outputs, link) {
699 if (!strcmp(ivi_output->name, _name)) {
710 ivi_output = zalloc(sizeof(*ivi_output));
712 ivi_output->ivi = ivi;
713 ivi_output->name = _name;
714 ivi_output->config = remote_section;
716 if (remote_output_init(ivi_output, ivi->compositor,
717 remote_section, ivi->remoting_api)) {
718 free(ivi_output->name);
723 ivi_output->output_destroy.notify = handle_output_destroy;
724 weston_output_add_destroy_listener(ivi_output->output,
725 &ivi_output->output_destroy);
727 wl_list_insert(&ivi->outputs, &ivi_output->link);
728 ivi_output_configure_app_id(ivi_output);
733 load_remoting_plugin(struct ivi_compositor *ivi, struct weston_config *config)
735 struct weston_compositor *compositor = ivi->compositor;
736 int (*module_init)(struct weston_compositor *wc);
738 module_init = weston_load_module("remoting-plugin.so",
739 "weston_module_init");
743 if (module_init(compositor) < 0)
746 ivi->remoting_api = weston_remoting_get_api(compositor);
747 if (!ivi->remoting_api)
753 load_remoting_plugin(struct weston_compositor *compositor, struct weston_config *config)
760 load_drm_backend(struct ivi_compositor *ivi, int *argc, char *argv[])
762 struct weston_drm_backend_config config = {
764 .struct_version = WESTON_DRM_BACKEND_CONFIG_VERSION,
765 .struct_size = sizeof config,
768 struct weston_config_section *section;
769 int use_current_mode = 0;
774 const struct weston_option options[] = {
775 { WESTON_OPTION_STRING, "seat", 0, &config.seat_id },
776 { WESTON_OPTION_INTEGER, "tty", 0, &config.tty },
777 { WESTON_OPTION_STRING, "drm-device", 0, &config.specific_device },
778 { WESTON_OPTION_BOOLEAN, "current-mode", 0, &use_current_mode },
779 { WESTON_OPTION_BOOLEAN, "use-pixman", 0, &use_pixman },
782 parse_options(options, ARRAY_LENGTH(options), argc, argv);
783 config.use_pixman = use_pixman;
784 ivi->cmdline.use_current_mode = use_current_mode;
786 section = weston_config_get_section(ivi->config, "core", NULL, NULL);
787 weston_config_section_get_string(section, "gbm-format",
788 &config.gbm_format, NULL);
789 weston_config_section_get_uint(section, "pageflip-timeout",
790 &config.pageflip_timeout, 0);
791 weston_config_section_get_bool(section, "pixman-shadow", &use_shadow, 1);
792 config.use_pixman_shadow = use_shadow;
794 ret = weston_compositor_load_backend(ivi->compositor, WESTON_BACKEND_DRM,
799 ivi->drm_api = weston_drm_output_get_api(ivi->compositor);
801 weston_log("Cannot use drm output api.\n");
806 load_remoting_plugin(ivi, ivi->config);
809 free(config.gbm_format);
810 free(config.seat_id);
815 windowed_parse_common_options(struct ivi_compositor *ivi, int *argc, char *argv[],
816 bool *use_pixman, bool *fullscreen, int *output_count)
818 struct weston_config_section *section;
822 const struct weston_option options[] = {
823 { WESTON_OPTION_INTEGER, "width", 0, &ivi->cmdline.width },
824 { WESTON_OPTION_INTEGER, "height", 0, &ivi->cmdline.height },
825 { WESTON_OPTION_INTEGER, "scale", 0, &ivi->cmdline.scale },
826 { WESTON_OPTION_BOOLEAN, "use-pixman", 0, &pixman },
827 { WESTON_OPTION_BOOLEAN, "fullscreen", 0, &fs },
828 { WESTON_OPTION_INTEGER, "output-count", 0, output_count },
831 section = weston_config_get_section(ivi->config, "core", NULL, NULL);
832 weston_config_section_get_bool(section, "use-pixman", &pixman, 0);
835 parse_options(options, ARRAY_LENGTH(options), argc, argv);
836 *use_pixman = pixman;
841 windowed_create_outputs(struct ivi_compositor *ivi, int output_count,
842 const char *match_prefix, const char *name_prefix)
844 struct weston_config_section *section = NULL;
845 const char *section_name;
846 char *default_output = NULL;
848 size_t match_len = strlen(match_prefix);
850 while (weston_config_next_section(ivi->config, §ion, §ion_name)) {
853 if (i >= output_count)
856 if (strcmp(section_name, "output") != 0)
859 weston_config_section_get_string(section, "name", &output_name, NULL);
860 if (output_name == NULL)
862 if (strncmp(output_name, match_prefix, match_len) != 0) {
867 if (ivi->window_api->create_head(ivi->compositor, output_name) < 0) {
876 for (; i < output_count; ++i) {
877 if (asprintf(&default_output, "%s%d", name_prefix, i) < 0)
880 if (ivi->window_api->create_head(ivi->compositor, default_output) < 0) {
881 free(default_output);
885 free(default_output);
892 load_wayland_backend(struct ivi_compositor *ivi, int *argc, char *argv[])
894 struct weston_wayland_backend_config config = {
896 .struct_version = WESTON_WAYLAND_BACKEND_CONFIG_VERSION,
897 .struct_size = sizeof config,
900 struct weston_config_section *section;
905 const struct weston_option options[] = {
906 { WESTON_OPTION_STRING, "display", 0, &config.display_name },
907 { WESTON_OPTION_STRING, "sprawl", 0, &sprawl },
910 windowed_parse_common_options(ivi, argc, argv, &config.use_pixman,
911 &config.fullscreen, &output_count);
913 parse_options(options, ARRAY_LENGTH(options), argc, argv);
914 config.sprawl = sprawl;
916 section = weston_config_get_section(ivi->config, "shell", NULL, NULL);
917 weston_config_section_get_string(section, "cursor-theme",
918 &config.cursor_theme, NULL);
919 weston_config_section_get_int(section, "cursor-size",
920 &config.cursor_size, 32);
922 ret = weston_compositor_load_backend(ivi->compositor, WESTON_BACKEND_WAYLAND,
925 free(config.cursor_theme);
926 free(config.display_name);
931 ivi->window_api = weston_windowed_output_get_api(ivi->compositor);
934 * We will just assume if load_backend() finished cleanly and
935 * windowed_output_api is not present that wayland backend is started
936 * with --sprawl or runs on fullscreen-shell. In this case, all values
937 * are hardcoded, so nothing can be configured; simply create and
940 if (ivi->window_api == NULL)
943 return windowed_create_outputs(ivi, output_count, "WL", "wayland");
946 #ifdef HAVE_BACKEND_X11
948 load_x11_backend(struct ivi_compositor *ivi, int *argc, char *argv[])
950 struct weston_x11_backend_config config = {
952 .struct_version = WESTON_X11_BACKEND_CONFIG_VERSION,
953 .struct_size = sizeof config,
960 const struct weston_option options[] = {
961 { WESTON_OPTION_BOOLEAN, "no-input", 0, &no_input },
964 windowed_parse_common_options(ivi, argc, argv, &config.use_pixman,
965 &config.fullscreen, &output_count);
967 parse_options(options, ARRAY_LENGTH(options), argc, argv);
968 config.no_input = no_input;
970 ret = weston_compositor_load_backend(ivi->compositor, WESTON_BACKEND_X11,
976 ivi->window_api = weston_windowed_output_get_api(ivi->compositor);
977 if (!ivi->window_api) {
978 weston_log("Cannot use weston_windowed_output_api.\n");
982 return windowed_create_outputs(ivi, output_count, "X", "screen");
986 load_x11_backend(struct ivi_compositor *ivi, int *argc, char *argv[])
993 load_backend(struct ivi_compositor *ivi, const char *backend,
994 int *argc, char *argv[])
996 if (strcmp(backend, "drm-backend.so") == 0) {
997 return load_drm_backend(ivi, argc, argv);
998 } else if (strcmp(backend, "wayland-backend.so") == 0) {
999 return load_wayland_backend(ivi, argc, argv);
1000 } else if (strcmp(backend, "x11-backend.so") == 0) {
1001 return load_x11_backend(ivi, argc, argv);
1004 weston_log("fatal: unknown backend '%s'.\n", backend);
1009 choose_default_backend(void)
1011 char *backend = NULL;
1013 if (getenv("WAYLAND_DISPLAY") || getenv("WAYLAND_SOCKET"))
1014 backend = strdup("wayland-backend.so");
1015 else if (getenv("DISPLAY"))
1016 backend = strdup("x11-backend.so");
1018 backend = strdup("drm-backend.so");
1024 compositor_init_config(struct weston_compositor *compositor,
1025 struct weston_config *config)
1027 struct xkb_rule_names xkb_names;
1028 struct weston_config_section *section;
1033 /* agl-compositor.ini [keyboard] */
1034 section = weston_config_get_section(config, "keyboard", NULL, NULL);
1035 weston_config_section_get_string(section, "keymap_rules",
1036 (char **) &xkb_names.rules, NULL);
1037 weston_config_section_get_string(section, "keymap_model",
1038 (char **) &xkb_names.model, NULL);
1039 weston_config_section_get_string(section, "keymap_layout",
1040 (char **) &xkb_names.layout, NULL);
1041 weston_config_section_get_string(section, "keymap_variant",
1042 (char **) &xkb_names.variant, NULL);
1043 weston_config_section_get_string(section, "keymap_options",
1044 (char **) &xkb_names.options, NULL);
1046 if (weston_compositor_set_xkb_rule_names(compositor, &xkb_names) < 0)
1049 weston_config_section_get_int(section, "repeat-rate",
1050 &compositor->kb_repeat_rate, 40);
1051 weston_config_section_get_int(section, "repeat-delay",
1052 &compositor->kb_repeat_delay, 400);
1054 weston_config_section_get_bool(section, "vt-switching",
1055 &vt_switching, true);
1056 compositor->vt_switching = vt_switching;
1058 /* agl-compositor.ini [core] */
1059 section = weston_config_get_section(config, "core", NULL, NULL);
1061 weston_config_section_get_bool(section, "require-input", &require_input, true);
1062 compositor->require_input = require_input;
1064 weston_config_section_get_int(section, "repaint-window", &repaint_msec,
1065 compositor->repaint_msec);
1066 if (repaint_msec < -10 || repaint_msec > 1000) {
1067 weston_log("Invalid repaint_window value in config: %d\n",
1070 compositor->repaint_msec = repaint_msec;
1072 weston_log("Output repaint window is %d ms maximum.\n",
1073 compositor->repaint_msec);
1078 struct ivi_surface *
1079 to_ivi_surface(struct weston_surface *surface)
1081 struct weston_desktop_surface *dsurface;
1083 dsurface = weston_surface_get_desktop_surface(surface);
1087 return weston_desktop_surface_get_user_data(dsurface);
1091 activate_binding(struct weston_seat *seat,
1092 struct weston_view *focus_view)
1094 struct weston_surface *focus = focus_view->surface;
1095 struct weston_surface *main_surface =
1096 weston_surface_get_main_surface(focus);
1097 struct ivi_surface *surface;
1099 surface = to_ivi_surface(main_surface);
1103 weston_seat_set_keyboard_focus(seat, focus);
1107 click_to_activate_binding(struct weston_pointer *pointer,
1108 const struct timespec *time,
1109 uint32_t button, void *data)
1111 if (pointer->grab != &pointer->default_grab)
1113 if (pointer->focus == NULL)
1116 activate_binding(pointer->seat, pointer->focus);
1120 touch_to_activate_binding(struct weston_touch *touch,
1121 const struct timespec *time,
1124 if (touch->grab != &touch->default_grab)
1126 if (touch->focus == NULL)
1129 activate_binding(touch->seat, touch->focus);
1133 add_bindings(struct weston_compositor *compositor)
1135 weston_compositor_add_button_binding(compositor, BTN_LEFT, 0,
1136 click_to_activate_binding,
1138 weston_compositor_add_button_binding(compositor, BTN_RIGHT, 0,
1139 click_to_activate_binding,
1141 weston_compositor_add_touch_binding(compositor, 0,
1142 touch_to_activate_binding,
1147 create_listening_socket(struct wl_display *display, const char *socket_name)
1150 if (wl_display_add_socket(display, socket_name)) {
1151 weston_log("fatal: failed to add socket: %s\n",
1156 socket_name = wl_display_add_socket_auto(display);
1158 weston_log("fatal: failed to add socket: %s\n",
1164 setenv("WAYLAND_DISPLAY", socket_name, 1);
1170 global_filter(const struct wl_client *client, const struct wl_global *global,
1177 load_config(struct weston_config **config, bool no_config,
1178 const char *config_file)
1180 const char *file = "agl-compositor.ini";
1181 const char *full_path;
1187 *config = weston_config_parse(file);
1190 full_path = weston_config_get_full_path(*config);
1192 weston_log("Using config file '%s'.\n", full_path);
1193 setenv(WESTON_CONFIG_FILE_ENV_VAR, full_path, 1);
1198 if (config_file && !no_config) {
1199 weston_log("fatal: error opening or reading config file '%s'.\n",
1205 weston_log("Starting with no config file.\n");
1206 setenv(WESTON_CONFIG_FILE_ENV_VAR, "", 1);
1211 static FILE *logfile;
1214 log_timestamp(char *buf, size_t len)
1217 struct tm *brokendown_time;
1221 gettimeofday(&tv, NULL);
1223 brokendown_time = localtime(&tv.tv_sec);
1224 if (brokendown_time == NULL) {
1225 snprintf(buf, len, "%s", "[(NULL)localtime] ");
1229 memset(datestr, 0, sizeof(datestr));
1230 if (brokendown_time->tm_mday != cached_tm_mday) {
1231 strftime(datestr, sizeof(datestr), "Date: %Y-%m-%d %Z\n",
1233 cached_tm_mday = brokendown_time->tm_mday;
1236 strftime(timestr, sizeof(timestr), "%H:%M:%S", brokendown_time);
1237 /* if datestr is empty it prints only timestr*/
1238 snprintf(buf, len, "%s[%s.%03li]", datestr,
1239 timestr, (tv.tv_usec / 1000));
1245 custom_handler(const char *fmt, va_list arg)
1249 weston_log_scope_printf(log_scope, "%s libwayland: ",
1250 log_timestamp(timestr, sizeof(timestr)));
1251 weston_log_scope_vprintf(log_scope, fmt, arg);
1255 log_file_open(const char *filename)
1257 wl_log_set_handler_server(custom_handler);
1260 logfile = fopen(filename, "a");
1265 os_fd_set_cloexec(fileno(logfile));
1266 setvbuf(logfile, NULL, _IOLBF, 256);
1271 log_file_close(void)
1273 if (logfile && logfile != stderr)
1279 vlog(const char *fmt, va_list ap)
1281 const char *oom = "Out of memory";
1286 if (weston_log_scope_is_enabled(log_scope)) {
1288 char *xlog_timestamp = log_timestamp(timestr, sizeof(timestr));
1289 len_va = vasprintf(&str, fmt, ap);
1291 len = weston_log_scope_printf(log_scope, "%s %s",
1292 xlog_timestamp, str);
1295 len = weston_log_scope_printf(log_scope, "%s %s",
1296 xlog_timestamp, oom);
1305 vlog_continue(const char *fmt, va_list ap)
1307 return weston_log_scope_vprintf(log_scope, fmt, ap);
1311 on_term_signal(int signo, void *data)
1313 struct wl_display *display = data;
1315 weston_log("caught signal %d\n", signo);
1316 wl_display_terminate(display);
1322 handle_exit(struct weston_compositor *compositor)
1324 wl_display_terminate(compositor->wl_display);
1328 usage(int error_code)
1330 FILE *out = error_code == EXIT_SUCCESS ? stdout : stderr;
1332 "Usage: agl-compositor [OPTIONS]\n"
1334 "This is " PACKAGE_STRING ", the reference compositor for\n"
1335 "Automotive Grade Linux. Weston-ivi supports multiple backends, and depending\n"
1336 "on which backend is in use different options will be accepted.\n"
1340 " --version\t\tPrint agl-compositor version\n"
1341 " -B, --backend=MODULE\tBackend module, one of\n"
1342 "\t\t\t\tdrm-backend.so\n"
1343 "\t\t\t\twayland-backend.so\n"
1344 "\t\t\t\tx11-backend.so\n"
1345 " -S, --socket=NAME\tName of socket to listen on\n"
1346 " --log=FILE\t\tLog to the given file\n"
1347 " -c, --config=FILE\tConfig file to load, defaults to agl-compositor.ini\n"
1348 " --no-config\t\tDo not read agl-compositor.ini\n"
1349 " --debug\t\tEnable debug extension(s)\n"
1350 " -h, --help\t\tThis help message\n"
1355 int main(int argc, char *argv[])
1357 struct ivi_compositor ivi = { 0 };
1358 struct wl_display *display = NULL;
1359 struct wl_event_loop *loop;
1360 struct wl_event_source *signals[3] = { 0 };
1361 struct weston_config_section *section;
1362 /* Command line options */
1363 char *backend = NULL;
1364 char *socket_name = NULL;
1370 char *config_file = NULL;
1371 struct weston_log_context *log_ctx = NULL;
1372 struct weston_log_subscriber *logger;
1373 int ret = EXIT_FAILURE;
1375 const struct weston_option core_options[] = {
1376 { WESTON_OPTION_STRING, "backend", 'B', &backend },
1377 { WESTON_OPTION_STRING, "socket", 'S', &socket_name },
1378 { WESTON_OPTION_STRING, "log", 0, &log },
1379 { WESTON_OPTION_BOOLEAN, "help", 'h', &help },
1380 { WESTON_OPTION_BOOLEAN, "version", 0, &version },
1381 { WESTON_OPTION_BOOLEAN, "no-config", 0, &no_config },
1382 { WESTON_OPTION_BOOLEAN, "debug", 0, &debug },
1383 { WESTON_OPTION_STRING, "config", 'c', &config_file },
1386 wl_list_init(&ivi.outputs);
1387 wl_list_init(&ivi.surfaces);
1388 wl_list_init(&ivi.pending_surfaces);
1389 wl_list_init(&ivi.popup_pending_apps);
1390 wl_list_init(&ivi.fullscreen_pending_apps);
1391 wl_list_init(&ivi.split_pending_apps);
1392 wl_list_init(&ivi.remote_pending_apps);
1393 wl_list_init(&ivi.desktop_clients);
1396 /* Prevent any clients we spawn getting our stdin */
1397 os_fd_set_cloexec(STDIN_FILENO);
1399 parse_options(core_options, ARRAY_LENGTH(core_options), &argc, argv);
1402 usage(EXIT_SUCCESS);
1405 printf(PACKAGE_STRING "\n");
1406 return EXIT_SUCCESS;
1409 log_ctx = weston_log_ctx_compositor_create();
1411 fprintf(stderr, "Failed to initialize weston debug framework.\n");
1415 log_scope = weston_compositor_add_log_scope(log_ctx, "log",
1416 "agl-compositor log\n",
1420 weston_log_set_handler(vlog, vlog_continue);
1422 logger = weston_log_subscriber_create_log(logfile);
1423 weston_log_subscribe(log_ctx, logger, "log");
1425 if (load_config(&ivi.config, no_config, config_file) < 0)
1427 section = weston_config_get_section(ivi.config, "core", NULL, NULL);
1429 weston_config_section_get_string(section, "backend", &backend,
1432 backend = choose_default_backend();
1435 weston_config_section_get_bool(section, "hide-cursor", &ivi.hide_cursor, false);
1437 display = wl_display_create();
1438 loop = wl_display_get_event_loop(display);
1440 wl_display_set_global_filter(display,
1441 global_filter, &ivi);
1443 /* Register signal handlers so we shut down cleanly */
1445 signals[0] = wl_event_loop_add_signal(loop, SIGTERM, on_term_signal,
1447 signals[1] = wl_event_loop_add_signal(loop, SIGINT, on_term_signal,
1449 signals[2] = wl_event_loop_add_signal(loop, SIGQUIT, on_term_signal,
1452 for (size_t i = 0; i < ARRAY_LENGTH(signals); ++i)
1456 ivi.compositor = weston_compositor_create(display, log_ctx, &ivi);
1457 if (!ivi.compositor) {
1458 weston_log("fatal: failed to create compositor.\n");
1462 if (compositor_init_config(ivi.compositor, ivi.config) < 0)
1463 goto error_compositor;
1465 if (load_backend(&ivi, backend, &argc, argv) < 0) {
1466 weston_log("fatal: failed to create compositor backend.\n");
1467 goto error_compositor;
1470 ivi.heads_changed.notify = heads_changed;
1471 weston_compositor_add_heads_changed_listener(ivi.compositor,
1472 &ivi.heads_changed);
1474 if (ivi_desktop_init(&ivi) < 0)
1475 goto error_compositor;
1477 ivi_seat_init(&ivi);
1479 if (ivi_policy_init(&ivi) < 0)
1480 goto error_compositor;
1482 if (ivi_shell_init(&ivi) < 0)
1483 goto error_compositor;
1485 add_bindings(ivi.compositor);
1487 weston_compositor_flush_heads_changed(ivi.compositor);
1489 if (ivi.remoting_api)
1490 ivi_enable_remote_outputs(&ivi);
1492 ivi_shell_init_black_fs(&ivi);
1494 if (create_listening_socket(display, socket_name) < 0)
1495 goto error_compositor;
1497 ivi.compositor->exit = handle_exit;
1499 weston_compositor_wake(ivi.compositor);
1501 ivi_shell_create_global(&ivi);
1502 ivi_launch_shell_client(&ivi);
1504 ivi_screenshooter_create(&ivi);
1505 ivi_agl_systemd_notify(&ivi);
1507 wl_display_run(display);
1509 ret = ivi.compositor->exit_code;
1511 wl_display_destroy_clients(display);
1514 weston_compositor_tear_down(ivi.compositor);
1516 weston_compositor_log_scope_destroy(log_scope);
1519 weston_log_ctx_compositor_destroy(ivi.compositor);
1520 weston_compositor_destroy(ivi.compositor);
1522 weston_log_subscriber_destroy_log(logger);
1524 ivi_policy_destroy(ivi.policy);
1527 for (size_t i = 0; i < ARRAY_LENGTH(signals); ++i)
1529 wl_event_source_remove(signals[i]);
1531 wl_display_destroy(display);
1535 weston_config_destroy(ivi.config);